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| Study Type: | Interventional |
|---|---|
| Study Design: | Allocation: Randomized; Intervention Model: Parallel Assignment; Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor); Primary Purpose: Treatment |
| Condition: |
Vulvodynia |
| Interventions: |
Drug: Lidocaine/Diphenhydramine Drug: lidocaine Drug: placebo |
Participant Flow
| Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations |
|---|
| Participants were recruited from 31 physician offices in the US and Canada between 04Sep2007 to 18Mar2009. |
| Significant events and approaches for the overall study following participant enrollment, but prior to group assignment |
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| Participants will undergo a screening period of two weeks prior to study assignment. |
| Description | |
|---|---|
| Lidocaine/Diphenhydramine (Combination) | Lidocaine/Diphenhydramine (Combination) administered twice weekly for 4 months |
| Lidocaine | Lidocaine administered twice weekly for 4 months |
| Placebo | Placebo administered twice weekly for 4 months |
| Lidocaine/Diphenhydramine (Combination) | Lidocaine | Placebo | |
|---|---|---|---|
| STARTED | 39 | 39 | 27 |
| COMPLETED | 32 | 33 | 21 |
| NOT COMPLETED | 7 | 6 | 6 |
| Lack of Efficacy | 1 | 2 | 0 |
| Adverse Event | 1 | 0 | 0 |
| Protocol Violation | 0 | 0 | 2 |
| Lost to Follow-up | 4 | 1 | 2 |
| Withdrawal by Subject | 0 | 1 | 1 |
| Did not complete due to study closure | 1 | 1 | 1 |
| Did not complete study | 0 | 1 | 0 |
Baseline Characteristics
| Description | |
|---|---|
| Lidocaine/Diphenhydramine (Combination) | Lidocaine/Diphenhydramine (Combination) administered twice weekly for 4 months |
| Lidocaine | Lidocaine administered twice weekly for 4 months |
| Placebo | Placebo administered twice weekly for 4 months |
| Lidocaine/Diphenhydramine (Combination) | Lidocaine | Placebo | Total | |
|---|---|---|---|---|
|
Number of Participants
[units: participants] |
39 | 39 | 27 | 105 |
|
Age
[units: participants] |
||||
| <=18 years | 0 | 0 | 0 | 0 |
| Between 18 and 65 years | 39 | 39 | 27 | 105 |
| >=65 years | 0 | 0 | 0 | 0 |
|
Age
[units: years] Mean ± Standard Deviation |
30 ± 7.4 | 32 ± 9.0 | 32 ± 9.5 | 31 ± 8.5 |
|
Gender
[units: participants] |
||||
| Female | 39 | 39 | 27 | 105 |
| Male | 0 | 0 | 0 | 0 |
|
Region of Enrollment
[units: participants] |
||||
| United States | 36 | 39 | 25 | 100 |
| Canada | 3 | 0 | 2 | 5 |
Outcome Measures
| 1. Primary: | Mean Marinoff Dyspareunia Scale Score (MDSS) at End of Treatment (12 Weeks) [ Time Frame: 12 weeks ] |
| 2. Secondary: | Change From Baseline in Marinoff Dyspareunia Scale Score at End of Treatment (12 Weeks) [ Time Frame: Baseline -12 Weeks ] |
| 3. Secondary: | Change From Baseline in Overall Vulvar Vestibulitis Syndrome (VVS)-Related Discomfort Visual Analog Scale (VAS) Score at End of Treatment (12 Weeks) [0 = No Discomfort and 100 = Most Severe Discomfort] [ Time Frame: 12 Weeks ] |
| 4. Secondary: | Change From Baseline in Overall Intercourse-Related Pain Visual Analog Scale (VAS) Score at End of Treatment (12 Weeks) [0 = No Pain and 100 = Most Severe Pain] [ Time Frame: 12 weeks ] |
| 5. Secondary: | Change From Baseline in Overall Vulvar Vestibulitis Symptoms Visual Analog Scale (VAS) Score at End of Treatment (12 Weeks) [0 = No Symptoms and 100 = As Bad as They Can be] [ Time Frame: 12 Weeks ] |
| 6. Secondary: | Change From Baseline in Tenderness (on a 0- to 3-point Scale) on Palpation at End of Treatment (12 Weeks) [Scale Rates the Severity of Pain; 0 =Absent and 3 = Severe] [ Time Frame: 12 Weeks ] |
More Information
| Principal Investigators are NOT employed by the organization sponsoring the study. | ||||||
| There IS an agreement between Principal Investigators and the Sponsor (or its agents) that restricts the PI's rights to discuss or publish trial results after the trial is completed. | ||||||
The agreement is:
|
| Limitations of the study, such as early termination leading to small numbers of participants analyzed and technical problems with measurement leading to unreliable or uninterpretable data |
|---|
| The study was discontinued following enrollment of 106 of the planned 140 participants due to slow recruitment. |
| Responsible Party: | Chang Lee, MD Vice President Clinical and Medical Affairs, KV Pharmaceutical |
| ClinicalTrials.gov Identifier: | NCT00590590 History of Changes |
| Other Study ID Numbers: | LDC-201-601-669020 |
| Study First Received: | December 26, 2007 |
| Results First Received: | June 30, 2010 |
| Last Updated: | March 18, 2011 |
| Health Authority: | United States: Food and Drug Administration |